Genus A vagina Leiper, 1902 



A vagina aurita Meixner = Mecynostoinuin aurituin. 

 Avagina glandulifera Westblad, 1953. North Sea in gut of 



Spaiangus purpureus. 

 Avagina incola Leiper, 1902. British Isles and North Sea in 



gut of Echinocardium. 

 Avagina subliioralis Faubel, 1976. North Sea. Subtidal in 



coarse sand. 

 Avagina (enuissima (Westblad, 1946). DOrjes (1968a) lists this 



here but later (1972) moves to his new genus Proaphano- 



stoma. 



a species whose definition is uncertain; there are many refer- 

 ences in the literature and many reports on experiments with 

 animals identified as this species. 



Convoluta saliens Graff, 1882 = Philaclinoposthia saliens. 



Convoluta stylifera Westblad, 1946 = Philaclinoposthia 

 stylifera. 



Convohita sutcliffei Hanson, 1961 = Pseudohaplogonaria 

 sutcliffei. 



Convoluta variomorpha Dorjes, 1968 = Conaperia vario- 

 morpha. 



Convoluta viridipunctata Westblad, 1946 = Pseudohaplogo- 

 naria viridipunctata. 



Genus Baltalimania Ax, 1959 



Genus Faerlea Westblad, 1945 



Baltalimania agile (Jensen, 1878) = Archaphanostoma agile. 

 Baltalimania macrospiriferum (Westblad, 1946) = Archa- 

 phanostoma macrospiriferum. 



Genus Bursosaphia Dorjes, 1968 



Bursosaphia baltalimaniaformis Dorjes, 1%8. North Sea. 

 From shelly sand under algae or in Mytilus colonies. 



Genus Conaperta Antonius, 1968 



Conaperta flavibacillum (Jensen, 1878). European Arctic and 

 Atlantic coasts, Canary Islands, Black Sea, Mediterranean. 

 On algae. 



Conaperta norwegica (Westblad, 1946). Norway. 10-50 m. 



Conaperta variomorpha (Dorjes, 1968). North Sea. From 

 fine sand or clay, 6-11 m. 



Faerlea echinocardii Dorjes, 1972. Norway. In gut of 



Echinocardium flavescens. 

 Faerlea fragilis'^ estbldid, \945. North Sea. 30-50 m. 

 Faerlea glomerata Westblad, 1945. North Sea. 40 m. 



Genus Haplodiscus Weldon, 1889 



Haplodiscus pigerWe\(ion, \SS9. Pelagic. Bahamas. 

 Haplodiscus weldoni Bohmig, 1895. Pelagic. Sargasso Sea. 



Genus Neochildia Bush, 1975 



"Neochildia fusca Bush, 1975. North Carolina to Maine. 

 In or on sand or muddy sand along marsh streams or in 

 estuaries. 



Genus Polychoerus Mark, 1892 



Genus Convoluta Orsted, 1845 



The number of species in this genus is very large and many 

 placed here in the past have since been removed to other genera. 

 1 have followed DSrjes (1968a) as to disposition of these. 



Convoluta cinereus Graff, 1874 = Amphiscolops cinereus. 

 Convoluta convoluta (Abildgaard, 1806). European Arctic 



and Atlantic coasts, North Sea, Canary Islands, Mediterra- 

 nean, Black Sea. On algae. Common. 

 Convoluta diploposthia Sleinbock, 1931 = Anaperus rubellus. 

 Convoluta flavibacillum Jensen, 1878 = Conaperta flavi- 



bacillum. 

 Convoluta groenlandica Levinsen, 1879 = Childia groenlan- 



dica. 

 Convoluta helgolandica DOrjes, 1968. North Sea. In fine 



sand. 

 Convoluta karlingi Westblad, 1946 = Philocelis karlingi. 

 Convoluta langerhansi Graff, 1882 = Amphiscolops langer- 



hansi. 

 Convoluta lutheri Westblad, 1946 = Pelophila lutheri. 

 Convoluta macroposthia Steinbock, 1931 = Paraphanostoma 



macroposthium. 

 Convoluta norwegica "WesMad, 1946 = Conaperta norwegica. 

 Convoluta parado.xa Orsted, 1845 = Convoluta convoluta. 

 Convoluta pusilla Westblad, 1946 = Philaclinoposthia pusilla. 

 Convoluta rhammifera Westblad, 1946 = Philactinoposthia 



rhammifera. 

 Convoluta roscoffensis Graff, 1904. Dorjes (1968a) says this is 



* Polychoerus caudatus Mark, 1892. Formerly common from 

 New Jersey to Maine (Verrill 1892). Now rare but has been 

 collected on empty scallop shells (1-2 m) in Great Bay near 

 Wauwinet, Mass., and once in bottom sand sample (5 m) at 

 Menemsha, Mass. This beautiful orange species has been used 

 at Woods Hole in experimental studies (Child 1907; Keil 

 1929). 



Genus Postaphanostoma Dorjes, 1%8 



Postaphanostoma atriomagnum Dorjes, 1968. North 

 Sea. In sand without mud or detritus, 3-18 m. 



Postaphanostoma /Hum D'OTJes, 1968. North Sea. Common 

 interstitial form in various sands, 7-18 m. 



Postaphanostoma glandulosum Dorjes, 1968. North Sea. 

 From gravel deposits. 



Genus Praeaphanostoma Db'rjes, 1968 



Praeaphanostoma brevifrons Db'rjes, 1968. North Sea. 

 From very fine sand, 5 m. 



Praeaphanostoma chaetocaudatum DOrjes, 1968. North Sea. 

 From coarse sand in shallow water. 



Praeaphanostoma longum DOrjes, 1968. North Sea. In fine 

 sand, 6 m. 



Praeaphanostoma lutheri (Westblad, 1946) = Pelophila lu- 

 theri 



Praeaphanostoma ruhrum Dorjes, 1968. North Sea. In fine 

 sand, 5 m. 



59 



